mirror of https://github.com/aredn/aredn.git
141 lines
4.4 KiB
Plaintext
Executable File
141 lines
4.4 KiB
Plaintext
Executable File
{%
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/*
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* Part of AREDN® -- Used for creating Amateur Radio Emergency Data Networks
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* Copyright (C) 2024 Tim Wilkinson
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* See Contributors file for additional contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation version 3 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* Additional Terms:
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*
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* Additional use restrictions exist on the AREDN® trademark and logo.
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* See AREDNLicense.txt for more info.
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*
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* Attributions to the AREDN® Project must be retained in the source code.
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* If importing this code into a new or existing project attribution
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* to the AREDN® project must be added to the source code.
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*
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* You must not misrepresent the origin of the material contained within.
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*
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* Modified versions must be modified to attribute to the original source
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* and be marked in reasonable ways as differentiate it from the original
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* version
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*/
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%}
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{%
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print("<script>\n");
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print("window.mesh = {hosts:{");
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const reHostsOlsr = /^([0-9.]+)[ \t]+([^ \t]+)[ \t]+#[ \t]+([^ \t]+)/;
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const reServices = /^([^|]+)\|(tcp|udp)\|(.+)[ \t]+#[ \t]*([^ \t\n]+)/;
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const reRoutes = /^([0-9.]+)\/([0-9]+)\t[0-9.]+\t[0-9]+\t([0-9.]+)/;
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let myself = null;
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const h = fs.open("/var/run/hosts_olsr");
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if (h) {
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let originator = null;
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let first = true;
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let fallback = null;
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for (let line = h.read("line"); length(line); line = h.read("line")) {
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const v = match(trim(line), reHostsOlsr);
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if (v) {
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if (originator !== v[3]) {
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if (originator) {
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if (first && fallback) {
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print(`["${fallback}"]`);
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}
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fallback = null;
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print("],");
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}
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originator = v[3];
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if (originator === "myself") {
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myself = v[1];
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print(`"${myself}":[`);
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}
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else {
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print(`"${originator}":[`);
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}
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first = true;
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}
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const host = v[2];
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if (index(host, "mid") !== 0 && index(host, "dtdlink") !== 0 && index(host, "xlink") !== 0) {
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if (!first) {
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print(",");
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}
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if (v[1] === originator || (originator == "myself" && v[1] == myself)) {
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print(`["${host}"]`);
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}
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else {
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print(`["${host}","${v[1]}"]`);
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}
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first = false;
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}
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else if (originator === "myself" && index(host, "dtdlink") === 0) {
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fallback = replace(host, /^dtdlink\.(.+)\.local\.mesh$/, "$1");
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}
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}
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}
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if (first && fallback) {
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print(`["${fallback}"]`);
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}
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print("]");
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h.close();
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}
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print("},services:{");
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const s = fs.open("/var/run/services_olsr");
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if (s) {
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let first = true;
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let ip = null;
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for (let line = s.read("line"); length(line); line = s.read("line")) {
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const v = match(line, reServices);
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if (v) {
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if (ip !== v[4]) {
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if (ip) {
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print("],");
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}
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ip = v[4];
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if (ip === "my") {
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print(`"${myself}":[`);
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}
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else {
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print(`"${ip}":[`);
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}
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first = true;
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}
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if (!first) {
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print(",");
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}
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print(`{n:"${v[3]}",u:"${v[1]}"}`);
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first = false;
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}
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}
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if (ip) {
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print("]");
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}
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s.close();
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}
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print(`},etx:[["${myself}",0.0],`);
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const f = fs.popen("exec /usr/bin/curl http://127.0.0.1:2006/rou -o - 2> /dev/null");
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if (f) {
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for (let l = f.read("line"); length(l); l = f.read("line")) {
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const m = match(l, reRoutes);
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if (m && m[2] > 8 && m[3] <= 50) {
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print(`["${m[1]}",${sprintf("%.1f", m[3])}],`);
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}
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}
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}
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print("].sort((a,b)=>a[1]-b[1])};\n");
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print("</script>\n");
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%}
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